#4DB5DD#4DB5DD

#4DB5DD is a light, moderate cyan. Relative luminance 0.398; OKLCH L 72.8% C 0.111 H 226.8°. Best body text is #000000 at 8.97:1 contrast (WCAG AA passes).

Color values

HEX	#4DB5DD
RGB	rgb(77, 181, 221)
HSL	hsl(197, 68%, 58%)
HSV	hsv(197, 65%, 87%)
CMYK	cmyk(65.2%, 18.1%, 0%, 13.3%)
CIE-LAB	lab(69.36, -17.81, -28.96)
CIE-LCH	lch(69.36, 34.00, 238.40°)
OKLab	oklab(72.84% -0.076 -0.0809)
OKLCH	oklch(72.84% 0.111 226.8)
XYZ	xyz(32.6304, 39.8425, 74.3633)
Luminance	0.3985 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4DB5DD #DD754D

analogous

#4DDDBD #4DB5DD #4D6DDD

triadic

#4DB5DD #DD4DB5 #B5DD4D

tetradic

#4DB5DD #BD4DDD #DD754D #6DDD4D

square

#4DB5DD #BD4DDD #DD754D #6DDD4D

split-complementary

#4DB5DD #DD4D6D #DDBD4D

monochromatic

#1C7293 #269AC7 #4DB5DD #80CAE7 #B4E0F1

Accessibility & contrast

On white

2.34

#4DB5DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.97

#4DB5DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4DB5DD

8.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4DB5DD	#FFFFFF	#000000	##000000
##4DB5DD	1.00	2.34	8.97	8.97
#FFFFFF	2.34	1.00	21.00	21.00
#000000	8.97	21.00	1.00	1.00
##000000	8.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A0B2DF

Deuteranopia (green-blind)

#8BA3DD

Tritanopia (blue-blind)

#00C1C2

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #4db5dd;
/* rgb */ color: rgb(77, 181, 221);
/* oklch */ color: oklch(72.8% 0.111 226.8);

Tailwind

colors: {
  custom: {
    50: '#8ecbe7',
    500: '#4db5dd',
    950: '#000000',
  },
}

SCSS

$custom: #4db5dd;
$custom-light: #8ecbe7;
$custom-dark: #000000;

JSON

{
  "hex": "#4db5dd",
  "rgb": {
    "r": 77,
    "g": 181,
    "b": 221
  },
  "hsl": {
    "h": 196.667,
    "s": 67.925,
    "l": 58.431
  },
  "oklch": {
    "l": 0.72844,
    "c": 0.11103,
    "h": 226.8
  },
  "luminance": 0.39846
}

Semantic roles & 50–950 ramp

primary

#4DB5DD

secondary

#DFB6A6

accent

#6D3DEB

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0D1316

muted

#7E8284

Preview Lab

Preview with #4DB5DD

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →